package com.kfm.base.net;

import java.util.UUID;

public class Demo02 {

    public static void main(String[] args) {
        for (int i = 0; i < 10; i++) {
            System.out.println(UUID.randomUUID());
        }

        System.out.println(UUID.randomUUID().toString().replace("-", ""));
        System.out.println(UUID.randomUUID().toString().length());
    }
}
